EP0253687A3 - Capteur de signaux Doppler pourvu d'un guide à fil - Google Patents

Capteur de signaux Doppler pourvu d'un guide à fil Download PDF

Info

Publication number
EP0253687A3
EP0253687A3 EP87306419A EP87306419A EP0253687A3 EP 0253687 A3 EP0253687 A3 EP 0253687A3 EP 87306419 A EP87306419 A EP 87306419A EP 87306419 A EP87306419 A EP 87306419A EP 0253687 A3 EP0253687 A3 EP 0253687A3
Authority
EP
European Patent Office
Prior art keywords
doppler
wire guide
wire
guide
distal end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP87306419A
Other languages
German (de)
English (en)
Other versions
EP0253687A2 (fr
Inventor
Huntly D Millar
D. Russell Pflueger
Cliff N. Cottonaro
Scott M. Evans
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MTG Divestitures LLC
Original Assignee
Pfizer Hospital Products Group Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pfizer Hospital Products Group Inc filed Critical Pfizer Hospital Products Group Inc
Publication of EP0253687A2 publication Critical patent/EP0253687A2/fr
Publication of EP0253687A3 publication Critical patent/EP0253687A3/fr
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/06—Measuring blood flow
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/005—Flexible endoscopes
    • A61B1/0051—Flexible endoscopes with controlled bending of insertion part
    • A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
    • A61B1/0056—Constructional details of insertion parts, e.g. vertebral elements the insertion parts being asymmetric, e.g. for unilateral bending mechanisms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A61B8/445—Details of catheter construction
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M25/09016—Guide wires with mandrils
    • A61M25/09033—Guide wires with mandrils with fixed mandrils, e.g. mandrils fixed to tip; Tensionable wires
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M2025/09058—Basic structures of guide wires
    • A61M2025/09083—Basic structures of guide wires having a coil around a core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M2025/09058—Basic structures of guide wires
    • A61M2025/09083—Basic structures of guide wires having a coil around a core
    • A61M2025/09091—Basic structures of guide wires having a coil around a core where a sheath surrounds the coil at the distal part
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/09—Guide wires
    • A61M2025/09175—Guide wires having specific characteristics at the distal tip
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
    • A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
    • A61M25/0108—Steering means as part of the catheter or advancing means; Markers for positioning using radio-opaque or ultrasound markers

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Medical Informatics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Hematology (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Optics & Photonics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
EP87306419A 1986-07-18 1987-07-20 Capteur de signaux Doppler pourvu d'un guide à fil Ceased EP0253687A3 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US88806086A 1986-07-18 1986-07-18
US888060 1986-07-18
US88729186A 1986-07-21 1986-07-21
US887291 1986-07-21

Publications (2)

Publication Number Publication Date
EP0253687A2 EP0253687A2 (fr) 1988-01-20
EP0253687A3 true EP0253687A3 (fr) 1988-06-22

Family

ID=27128833

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87306419A Ceased EP0253687A3 (fr) 1986-07-18 1987-07-20 Capteur de signaux Doppler pourvu d'un guide à fil

Country Status (3)

Country Link
EP (1) EP0253687A3 (fr)
JP (1) JP2653792B2 (fr)
AU (1) AU591312B2 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0286359A3 (fr) * 1987-04-10 1991-12-11 Cardiometrics, Inc. Appareil, système et méthode de mesure du flux sanguin volumétrique dans un vaisseau
US5105818A (en) * 1987-04-10 1992-04-21 Cardiometric, Inc. Apparatus, system and method for measuring spatial average velocity and/or volumetric flow of blood in a vessel and screw joint for use therewith
EP0313836A3 (fr) * 1987-09-30 1991-01-23 Advanced Cardiovascular Systems, Inc. Fil de guidage pour surveiller la pression
US4899757A (en) * 1988-02-22 1990-02-13 Intertherapy, Inc. Ultrasound imaging probe with zero dead space
US4917102A (en) * 1988-09-14 1990-04-17 Advanced Cardiovascular Systems, Inc. Guidewire assembly with steerable adjustable tip
US5517989A (en) * 1994-04-01 1996-05-21 Cardiometrics, Inc. Guidewire assembly
US7672706B2 (en) * 2004-08-23 2010-03-02 Boston Scientific Scimed, Inc. Systems and methods for measuring pulse wave velocity with an intravascular device
US20130109980A1 (en) * 2011-11-01 2013-05-02 Tat-Jin Teo Systems and methods for a wireless vascular pressure measurement device
CN103750813A (zh) * 2011-12-30 2014-04-30 广州宝胆医疗器械科技有限公司 多普勒激光胆囊镜系统
US9320493B2 (en) 2014-07-08 2016-04-26 Nadarasa Visveshwara System and method for measuring fluidics in arteries
EP3166501B1 (fr) * 2014-07-08 2023-08-16 Nadarasa Visveshwara Système de mesure de fluidique dans les artères
WO2023199917A1 (fr) * 2022-04-11 2023-10-19 学校法人北里研究所 Dispositif de surveillance de la vitesse de blocage du sang par un ballonnet de blocage aortique

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127116A (en) * 1965-06-28 1968-09-11 Beckman Instruments Inc Ultrasonic flowmeter
US4309994A (en) * 1980-02-25 1982-01-12 Grunwald Ronald P Cardiovascular cannula
US4354502A (en) * 1979-08-28 1982-10-19 The Board Of Regents Of The University Of Washington Intravascular catheter including untrasonic transducer for use in detection and aspiration of air emboli
US4582067A (en) * 1983-02-14 1986-04-15 Washington Research Foundation Method for endoscopic blood flow detection by the use of ultrasonic energy
WO1986002540A1 (fr) * 1984-11-01 1986-05-09 Johnston G Gilbert Determination de la vitesse d'ecoulement volumetrique dans des conduits non directement accessibles
EP0224997A1 (fr) * 1985-09-13 1987-06-10 Pfizer Hospital Products Group, Inc. Sonde à effet Doppler

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807390A (en) * 1972-12-04 1974-04-30 American Optical Corp Fiber optic catheter
JPS5918051B2 (ja) * 1976-02-29 1984-04-25 三菱油化株式会社 カテ−テル
DE2911258C2 (de) * 1979-03-22 1982-09-23 Chmiel, Horst, Prof. Dr.-Ing., 7250 Leonberg Vorrichtung zum noninvasiven Messen der Blutströmungsgeschwindigkeit nach der Ultraschall-Doppler-Effekt-Methode
JPS57185967U (fr) * 1981-05-20 1982-11-25
JPS5849137A (ja) * 1981-09-18 1983-03-23 株式会社東芝 超音波血流測定装置
JPS5920149A (ja) * 1982-07-28 1984-02-01 富士通株式会社 超音波パルスドプラ血流計

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1127116A (en) * 1965-06-28 1968-09-11 Beckman Instruments Inc Ultrasonic flowmeter
US4354502A (en) * 1979-08-28 1982-10-19 The Board Of Regents Of The University Of Washington Intravascular catheter including untrasonic transducer for use in detection and aspiration of air emboli
US4309994A (en) * 1980-02-25 1982-01-12 Grunwald Ronald P Cardiovascular cannula
US4582067A (en) * 1983-02-14 1986-04-15 Washington Research Foundation Method for endoscopic blood flow detection by the use of ultrasonic energy
WO1986002540A1 (fr) * 1984-11-01 1986-05-09 Johnston G Gilbert Determination de la vitesse d'ecoulement volumetrique dans des conduits non directement accessibles
EP0224997A1 (fr) * 1985-09-13 1987-06-10 Pfizer Hospital Products Group, Inc. Sonde à effet Doppler

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CONFERENCE ON OPTICAL FIBER COMMUNICATIONS, San Diego, 11th-13th February 1985, paper THEE3; O. SEZERMAN et al.: "Fiber-optic laser velocimeter for medical applications" *
TRANSACTIONS OF THE IECE OF JAPAN, vol. E67, no. 1, January 1984, pages 55,56, Tokyo, JP; K. MITO et al.: "Estimation of the temporal resolution of the laser doppler velocimeter with an optical fiber" *

Also Published As

Publication number Publication date
AU7592087A (en) 1988-01-21
AU591312B2 (en) 1989-11-30
EP0253687A2 (fr) 1988-01-20
JP2653792B2 (ja) 1997-09-17
JPS63109839A (ja) 1988-05-14

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Effective date: 19910209

RIN1 Information on inventor provided before grant (corrected)

Inventor name: EVANS, SCOTT M.

Inventor name: PFLUEGER, D. RUSSELL

Inventor name: COTTONARO, CLIFF N.

Inventor name: MILLAR, HUNTLY D